| /* Test of c32isspace() function. |
| Copyright (C) 2020 Free Software Foundation, Inc. |
| |
| This program is free software: you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
| |
| #include <config.h> |
| |
| #include <uchar.h> |
| |
| #include "signature.h" |
| SIGNATURE_CHECK (c32isspace, int, (wint_t)); |
| |
| #include <locale.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <wchar.h> |
| |
| #include "macros.h" |
| |
| /* Returns the value of c32isspace for the multibyte character s[0..n-1]. */ |
| static int |
| for_character (const char *s, size_t n) |
| { |
| mbstate_t state; |
| char32_t wc; |
| size_t ret; |
| |
| memset (&state, '\0', sizeof (mbstate_t)); |
| wc = (char32_t) 0xBADFACE; |
| ret = mbrtoc32 (&wc, s, n, &state); |
| ASSERT (ret == n); |
| |
| return c32isspace (wc); |
| } |
| |
| int |
| main (int argc, char *argv[]) |
| { |
| int is; |
| char buf[4]; |
| |
| /* configure should already have checked that the locale is supported. */ |
| if (setlocale (LC_ALL, "") == NULL) |
| return 1; |
| |
| /* Test WEOF. */ |
| is = c32isspace (WEOF); |
| ASSERT (is == 0); |
| |
| /* Test single-byte characters. |
| POSIX specifies in |
| <https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap07.html> |
| that |
| - in all locales, the white-space characters include the <space>, |
| <form-feed>, <newline>, <carriage-return>, <tab>, <vertical-tab> |
| characters, |
| - in the "POSIX" locale (which is usually the same as the "C" locale), |
| the white-space characters include only the ASCII <space>, <form-feed>, |
| <newline>, <carriage-return>, <tab>, <vertical-tab> characters. */ |
| { |
| int c; |
| |
| for (c = 0; c < 0x100; c++) |
| switch (c) |
| { |
| case '\f': case '\n': case '\r': case '\t': case '\v': |
| case ' ': case '!': case '"': case '#': case '%': |
| case '&': case '\'': case '(': case ')': case '*': |
| case '+': case ',': case '-': case '.': case '/': |
| case '0': case '1': case '2': case '3': case '4': |
| case '5': case '6': case '7': case '8': case '9': |
| case ':': case ';': case '<': case '=': case '>': |
| case '?': |
| case 'A': case 'B': case 'C': case 'D': case 'E': |
| case 'F': case 'G': case 'H': case 'I': case 'J': |
| case 'K': case 'L': case 'M': case 'N': case 'O': |
| case 'P': case 'Q': case 'R': case 'S': case 'T': |
| case 'U': case 'V': case 'W': case 'X': case 'Y': |
| case 'Z': |
| case '[': case '\\': case ']': case '^': case '_': |
| case 'a': case 'b': case 'c': case 'd': case 'e': |
| case 'f': case 'g': case 'h': case 'i': case 'j': |
| case 'k': case 'l': case 'm': case 'n': case 'o': |
| case 'p': case 'q': case 'r': case 's': case 't': |
| case 'u': case 'v': case 'w': case 'x': case 'y': |
| case 'z': case '{': case '|': case '}': case '~': |
| /* c is in the ISO C "basic character set" or one of the explicitly |
| mentioned white-space characters. */ |
| buf[0] = (unsigned char) c; |
| is = for_character (buf, 1); |
| switch (c) |
| { |
| case ' ': case '\f': case '\n': case '\r': case '\t': case '\v': |
| ASSERT (is != 0); |
| break; |
| default: |
| ASSERT (is == 0); |
| break; |
| } |
| break; |
| } |
| } |
| |
| if (argc > 1) |
| switch (argv[1][0]) |
| { |
| case '0': |
| /* C locale; tested above. */ |
| return 0; |
| |
| case '1': |
| /* Locale encoding is ISO-8859-1 or ISO-8859-15. */ |
| { |
| /* U+00B7 MIDDLE DOT */ |
| is = for_character ("\267", 1); |
| ASSERT (is == 0); |
| } |
| return 0; |
| |
| case '2': |
| /* Locale encoding is EUC-JP. */ |
| { |
| #if !(defined __FreeBSD__ || defined __DragonFly__) |
| /* U+3000 IDEOGRAPHIC SPACE */ |
| is = for_character ("\241\241", 2); |
| ASSERT (is != 0); |
| #endif |
| /* U+3001 IDEOGRAPHIC COMMA */ |
| is = for_character ("\241\242", 2); |
| ASSERT (is == 0); |
| } |
| return 0; |
| |
| case '3': |
| /* Locale encoding is UTF-8. */ |
| { |
| /* U+00B7 MIDDLE DOT */ |
| is = for_character ("\302\267", 2); |
| ASSERT (is == 0); |
| /* U+2002 EN SPACE */ |
| is = for_character ("\342\200\202", 3); |
| ASSERT (is != 0); |
| /* U+3000 IDEOGRAPHIC SPACE */ |
| is = for_character ("\343\200\200", 3); |
| ASSERT (is != 0); |
| /* U+3001 IDEOGRAPHIC COMMA */ |
| is = for_character ("\343\200\201", 3); |
| ASSERT (is == 0); |
| /* U+E0020 TAG SPACE */ |
| is = for_character ("\363\240\200\240", 4); |
| ASSERT (is == 0); |
| } |
| return 0; |
| |
| case '4': |
| /* Locale encoding is GB18030. */ |
| { |
| /* U+00B7 MIDDLE DOT */ |
| is = for_character ("\241\244", 2); |
| ASSERT (is == 0); |
| #if !(defined __FreeBSD__ || defined __DragonFly__ || defined __sun) |
| /* U+2002 EN SPACE */ |
| is = for_character ("\201\066\243\070", 4); |
| ASSERT (is != 0); |
| #endif |
| #if !(defined __FreeBSD__ || defined __DragonFly__) |
| /* U+3000 IDEOGRAPHIC SPACE */ |
| is = for_character ("\241\241", 2); |
| ASSERT (is != 0); |
| #endif |
| /* U+3001 IDEOGRAPHIC COMMA */ |
| is = for_character ("\241\242", 2); |
| ASSERT (is == 0); |
| /* U+E0020 TAG SPACE */ |
| is = for_character ("\323\066\231\060", 4); |
| ASSERT (is == 0); |
| } |
| return 0; |
| |
| } |
| |
| return 1; |
| } |